Schneider Electric C-Bus Toolkit PROJECT RESTORE Directory Traversal Information Disclosure Vulnerability

Vulnerability Details

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Schneider Electric C-Bus Toolkit. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.

The specific flaw exists within the processing of commands sent to the C-Gate 2 Service. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of SYSTEM.

Additional Details

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-103-01

https://us-cert.cisa.gov/ics/advisories/icsa-21-105-01

Disclosure Timeline

• 2021-02-03 - Vulnerability reported to vendor
• 2021-04-22 - Coordinated public release of advisory
• 2023-09-20 - Advisory Updated

Credit

rgod

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